<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .nav {
            width: 900px;
            height: 60px;
            background-color: black;
            margin: 0 auto;
        }

        .nav li {
            width: 100px;
            height: 60px;
            float: left;
            position: relative;
            overflow: hidden;
        }

        .nav a {
            position: absolute;
            width: 100%;
            height: 100%;
            font-size: 22px;
            color: orange;
            text-align: center;
            line-height: 60px;
            text-decoration: none;
            z-index: 2;
        }

        .nav span {
            position: absolute;
            width: 100%;
            height: 100%;
            background-color: red;
            top: 60px;
        }
    </style>
    <script src="https://cdn.bootcss.com/jquery/3.4.1/jquery.js"></script>
</head>
<body>
<script>
    $(function () {
        $(".nav li").mouseenter(function () {//鼠标进入事件
            $(this).children("span").stop().animate({top: 0});//进入动画
        }).mouseleave(function () {//鼠标离开事件
            $(this).children("span").stop().animate({top: 60});//停止动画
        });


    });
</script>

<div class="nav">
    <ul>
        <li><a href="#">你好</a> <span></span></li>
        <li><a href="#">我是</a><span></span></li>
        <li><a href="#">来自</a><span></span></li>
        <li><a href="#">品茶</a><span></span></li>
        <li><a href="#">群的</a><span></span></li>
        <li><a href="#">小超</a><span></span></li>
        <li><a href="#">要喝</a><span></span></li>
        <li><a href="#">茶吗</a><span></span></li>
        <li><a href="#">大伙</a><span></span></li>
    </ul>

    <!--音频标签-->
</div>

</body>
</html>